Jose-Luis Jimenez
Prof. Chemistry, Fellow CIRES, Univ. of Colorado. Highly Cited Researcher, Fellow of AAAR & AGU. Aerosols, air pollution, MS.
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Understanding 'aerosol transmission' could be key to controlling coronavirus | Julian Tang
the Guardian 126d 5 tweets
We should still wash our hands, but growing evidence suggests one of the main ways Covid-19 spreads is through the air, says clinical virologist Julian Tang
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Jose-Luis Jimenez The Guardian: Understanding 'aerosol transmission' could be key to controlling coronavirus From virologist Julian Tang "[Accepting it] would allow us to add more weapons in our arsenal to fight this virus – which may be with us for some time to come" 126d
Why Face Shields And Plexiglass Barriers Don’t Block Coronavirus
JV Chamary - Forbes 130d 1 tweets
Coronavirus is transmitted via aerosols, so face shields and plexiglass barriers won't stop you catching or spreading Covid.
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Jose-Luis Jimenez Why Face Shields And Plexiglass Barriers Don’t Block Coronavirus by via 130d
Act now, wait for perfect evidence later, says ‘high priestess’ of U.K. COVID-19 masking campaign
Science | AAAS 139d 10 tweets
Trisha Greenhalgh argues COVID-19 shows how too much weight on evidence-based medicine can be the enemy of good policy
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Jose-Luis Jimenez "The search for perfect evidence may be the enemy of good policy,” Greenhalgh, a physician and expert at the Univ. of Oxford. “As with parachutes for jumping out of airplanes, it is time to act without waiting for randomized controlled trial evidence” 138d
Current school cohorting practices are ineffective and leave itinerant teachers at increased risk, say experts
rabble.ca - rabble.ca 143d 1 tweets
Cohorting practices as they currently stand are "insufficient" and put itinerant teachers especially at risk, said public health experts and four Ontario teacher unions at a Wednesday press conference.  Cohorting in its current state is currently...
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Jose-Luis Jimenez , epidemiologist & ID: "We now understand that both short and longer range aerosol transmission of the virus is likely the dominant means of transmission. Aerosols are produced by coughing, shouting, singing and even loud talking" via 143d
Testing mobile air purifiers in a school classroom: Reducing the airborne transmission risk for SARS-CoV-2
medRxiv 148d 2 tweets
Airborne transmission of SARS-CoV-2 through virus-containing aerosol particles has been established as an important pathway for Covid-19 infection. Suitable measures to prevent such infections are imperative, especially in situations when a high...
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Jose-Luis Jimenez "Demonstrate that air purifiers represent a well suited measure to reduce risk of transmission. 2 hours in a closed room w/ an infective person, the inhaled dose is reduced by x6 when using air purifiers with a total air exchange rate of 5.7 h-1." 147d
Airborne transmission of SARS-CoV-2
Science 149d 23 tweets
There is overwhelming evidence that inhalation of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) represents a major transmission route for coronavirus disease 2019 (COVID-19). There is an urgent need to harmonize discussions about...
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Jose-Luis Jimenez 1/ Carta en Science sobre transmisión aérea de COVID-19 Se acaba de publicar: 149d
Un experto mundial desmiente a Fernando Simón: "Lo siento, doctor Simón"
El HuffPost 152d 1 tweets
José Luis Jiménez, científico de la universidad de Colorado, ha respondido a las palabras de este jueves del responsable sanitario.
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Jose-Luis Jimenez Un experto mundial desmiente a Fernando Simón: "Lo siento, doctor Simón" 152d
Anthony Fauci Has Some Very Good Reasons to Be Optimistic
Wired 154d 2 tweets
During Day 3 of WIRED25, the public health rock star emphasized the importance of masks, distancing, handwashing … and a positive outlook.
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Jose-Luis Jimenez Fauci interview: "[We should do] the common five things: wearing masks uniformly, avoiding crowds, keeping distance, doing things outdoors absolutely much more preferentially than indoors, and washing your hands frequently.” via 152d
This is the safest indoor space to prevent the spread of COVID-19, according to a mechanical engineer
Fast Company 153d 1 tweets
Let the outdoors in!
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Jose-Luis Jimenez "Effect of ventilation on a tuberculosis outbreak. Many of the rooms had CO2 levels above 3,000 ppm. When engineers improved air circulation and got CO2 levels under 600 ppm, the outbreak completely stopped. Increase in ventilation = 97% of the decrease." 153d
COVID-19: epidemiology, virology and clinical features
GOV.UK 153d 4 tweets
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Jose-Luis Jimenez 2/ "Airborne transmission may also occur in poorly ventilated indoor spaces, particularly if individuals are in the same room together for an extended period of time." Guidance is here: [email protected] 154d
El peligro de cantar en interiores en tiempos de covid
EL PAÍS 158d 1 tweets
Un brote en Sallent con 30 contagiados muestra el riesgo que suponen coros y karaokes por la propagación del virus en el aire al alzar la voz en locales mal ventilados
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Jose-Luis Jimenez El peligro de cantar en interiores en tiempos de covid "Controles efectivos de interiores podrían ayudar a limitar la extensión de eventos de superpropagación y, por lo tanto, contribuir a frenar la propagación de la pandemia” en 158d
Inhalation - Wikipedia
En.wikipedia.org 163d 1 tweets
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Jose-Luis Jimenez 6/ So **Inhalation is thought to be the main way the virus spreads.** What particles can be inhaled? Inhalation is the flow of air into our respiratory system due to breathing 163d
Coronavirus Disease 2019 (COVID-19) - Transmission
Centers for Disease Control and Prevention 305d 42 tweets
COVID-19 is most often spread from person to person among close contacts.
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Jose-Luis Jimenez See: HT 164d
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Jose-Luis Jimenez 1/ My take on the CDC update It is a step in the right direction, in that it finally acknowledges that airborne transmission can happen. However, it has 2 problems in my opinion. 148d
Hands, face, space? Johnson's Covid message has got priorities wrong, scientists warn
the Guardian 165d 7 tweets
‘Space’ is most important factor in containing spread of coronavirus and should be listed first, say experts
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Jose-Luis Jimenez "As long as people keep emphasising handwashing over aerosol transmission and ventilation, you are not going to control this pandemic,” virologist Julian Tang, of Leicester Royal Infirmary, told the Observer" 165d
The Most Likely Way You’ll Get Infected With Covid-19
Dana Smith - Medium 168d 23 tweets
You don’t have to sanitize your apples anymore, but you do have to wear a mask
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Jose-Luis Jimenez Elemental: Surfaces vs Airborne: What We Know Now About Covid-19 Transmission 167d
FAQs on Protecting Yourself from Aerosol Transmission
Docs.google.com 176d 2 tweets
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Jose-Luis Jimenez 1/ Is the aerosol vs droplet debate just semantics? Some ppl say that, we don't think so. I added an explanation of why in FAQ 2.5 (), reproduced here. Key: rec. protections against *ballistic droplets*, NOT "aerosol-like dr." 176d
Researchers Say Fresh Air Can Prevent Aerosol Transmission Of The Coronavirus
NPR.org 176d 2 tweets
There's increasing evidence that the coronavirus can linger and spread through the air in crowded indoor rooms. Researchers say infectious clouds can be dispersed with fresh air.
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Jose-Luis Jimenez Researchers Say Fresh Air Can Prevent Aerosol Transmission Of The Coronavirus Nice short summary in By with 176d
Measles Outbreak in a Pediatric Practice: Airborne Transmission in an Office Setting
American Academy of Pediatrics 177d 1 tweets
In February 1981, a measles outbreak occurred in a pediatric practice in DeKalb County, GA. The source case, a 12-year-old boy vaccinated against measles at 111/2 months of age, was in the office for one hour on the second day of rash, primarily in...
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Jose-Luis Jimenez Measles as described in 1985: "Most public health authorities believe that the primary mode of transmission is by large respiratory droplets" & "requires close contact" That didn't work out so well, did it? Why do we keep making the same mistake? 177d
"No nos están permitiendo defendernos bien contra el coronavirus": los expertos que critican a la OMS por su postura sobre el contagio por el aire
BBC Mundo - BBC News Mundo 182d 1 tweets
José Luis Jiménez y otros expertos opinan que la OMS debe ser más contundente en aceptar que el coronavirus se propaga por el aire.
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Jose-Luis Jimenez BBC News Mundo - Contagio de COVID-19: "No nos están permitiendo defendernos suficientemente bien contra el coronavirus" 182d
How a Bus Ride Turned Into a Coronavirus Superspreader Event
Nytimes.com 183d 21 tweets
One-third of passengers aboard a bus were infected by a fellow passenger, scientists reported.
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Jose-Luis Jimenez More evidence for aerosols: "How a Bus Ride Turned Into a Coronavirus Superspreader Event" by 182d